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PSX1/Makefile.libretro
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Joe Osborn 8ba96cb32a Fixes to libretro makefile for emscripten builds (#878) 
* Fixes to libretro makefile for emscripten builds

* Include default 0 for pthread

* update flags to support both threaded and non-threaded cases
2025-03-23 01:35:37 +02:00

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# Makefile for PCSX ReARMed (libretro)
DEBUG ?= 0
WANT_ZLIB ?= 1
HAVE_CHD ?= 1
HAVE_PHYSICAL_CDROM ?= 1
USE_ASYNC_CDROM ?= 1
USE_LIBRETRO_VFS ?= 0
NDRC_THREAD ?= 1
GNU_LINKER ?= 1
# Dynarec options: lightrec, ari64
DYNAREC ?= lightrec
ifeq ($(platform),)
platform = unix
ifeq ($(shell uname -a),)
platform = win
else ifneq ($(findstring MINGW,$(shell uname -a)),)
platform = win
else ifneq ($(findstring Darwin,$(shell uname -a)),)
platform = osx
else ifneq ($(findstring win,$(shell uname -a)),)
platform = win
endif
endif
CC ?= gcc
CXX ?= g++
AS ?= as
LD ?= ld
CFLAGS ?=
# early compiler overrides
ifeq ($(platform),ios-arm64)
CC = cc -arch arm64 -isysroot $(IOSSDK)
CXX = c++ -arch arm64 -isysroot $(IOSSDK)
else ifneq (,$(findstring ios,$(platform)))
CC = cc -arch armv7 -isysroot $(IOSSDK)
CXX = c++ -arch armv7 -isysroot $(IOSSDK)
else ifeq ($(platform), tvos-arm64)
ifeq ($(IOSSDK),)
IOSSDK := $(shell xcodebuild -version -sdk appletvos Path)
endif
CC = cc -arch arm64 -isysroot $(IOSSDK)
CXX = c++ -arch arm64 -isysroot $(IOSSDK)
else ifeq ($(platform), osx)
ifeq ($(CROSS_COMPILE),1)
TARGET_RULE = -target $(LIBRETRO_APPLE_PLATFORM) -isysroot $(LIBRETRO_APPLE_ISYSROOT)
CFLAGS += $(TARGET_RULE)
CXXFLAGS += $(TARGET_RULE)
LDFLAGS += $(TARGET_RULE)
endif
else ifeq ($(platform), psl1ght)
ifeq ($(strip $(PS3DEV)),)
$(error "PS3DEV env var is not set")
endif
CC = $(PS3DEV)/ppu/bin/ppu-gcc$(EXE_EXT)
AR = $(PS3DEV)/ppu/bin/ppu-ar$(EXE_EXT)
else ifeq ($(platform), psp1)
CC = psp-gcc$(EXE_EXT)
AR = psp-ar$(EXE_EXT)
LD = psp-ld$(EXE_EXT)
else ifeq ($(platform), vita)
CC = arm-vita-eabi-gcc$(EXE_EXT)
AR = arm-vita-eabi-ar$(EXE_EXT)
LD = arm-vita-eabi-ld$(EXE_EXT)
OBJCOPY = arm-vita-eabi-objcopy$(EXE_EXT)
else ifeq ($(platform), ctr)
ifneq ($(strip $(DEVKITPRO)),)
DEVKITARM ?= $(DEVKITPRO)/devkitARM
CTRULIB ?= $(DEVKITPRO)/libctru
endif
ifeq ($(strip $(DEVKITARM)),)
$(error "DEVKITARM env var is not set")
endif
CC = $(DEVKITARM)/bin/arm-none-eabi-gcc$(EXE_EXT)
CXX = $(DEVKITARM)/bin/arm-none-eabi-g++$(EXE_EXT)
AR = $(DEVKITARM)/bin/arm-none-eabi-ar$(EXE_EXT)
LD = $(DEVKITARM)/bin/arm-none-eabi-ld$(EXE_EXT)
OBJCOPY = $(DEVKITARM)/bin/arm-none-eabi-objcopy$(EXE_EXT)
else ifeq ($(platform), libnx)
export DEPSDIR := $(CURDIR)/
ifeq ($(strip $(DEVKITPRO)),)
$(error "DEVKITPRO env var is not set")
endif
include $(DEVKITPRO)/libnx/switch_rules
SHELL := PATH=$(PATH) $(SHELL)
LD = $(PREFIX)ld
else ifeq ($(platform), xenon)
CC = xenon-gcc$(EXE_EXT)
AR = xenon-ar$(EXE_EXT)
LD = xenon-ld$(EXE_EXT)
else ifneq (,$(filter $(platform),ngc wii wiiu))
ifeq ($(strip $(DEVKITPPC)),)
$(error "DEVKITPPC env var is not set")
endif
CC = $(DEVKITPPC)/bin/powerpc-eabi-gcc$(EXE_EXT)
CXX = $(DEVKITPPC)/bin/powerpc-eabi-g++$(EXE_EXT)
AR = $(DEVKITPPC)/bin/powerpc-eabi-ar$(EXE_EXT)
LD = $(DEVKITPPC)/bin/powerpc-eabi-ld$(EXE_EXT)
else ifeq ($(platform), qnx)
CC = qcc -Vgcc_ntoarmv7le
else ifeq ($(platform), miyoo)
CC = /opt/miyoo/usr/bin/arm-linux-gcc
CXX = /opt/miyoo/usr/bin/arm-linux-g++
endif
CC_AS ?= $(CC)
# workaround wrong owner in libretro infra
GIT_VERSION1 := $(shell test -d /builds/libretro/pcsx_rearmed && git rev-parse --short HEAD 2>&1)
ifneq ($(findstring dubious ownership,$(GIT_VERSION1)),)
DUMMY := $(shell git config --global --add safe.directory /builds/libretro/pcsx_rearmed)
endif
TARGET_NAME := pcsx_rearmed
ARCH_DETECTED := $(shell $(CC) $(CFLAGS) -dumpmachine | awk -F- '{print $$1}')
GIT_VERSION := " $(shell git rev-parse --short HEAD || echo unknown)"
ifneq ($(GIT_VERSION)," unknown")
CFLAGS += -DGIT_VERSION=\"$(GIT_VERSION)\"
endif
ifneq ($(WANT_ZLIB),1)
LIBZ := -lz
endif
LIBPTHREAD := -lpthread
ifneq ($(findstring Haiku,$(shell uname -s)),)
LIBDL := -lroot -lnetwork
# easiest way to prevent libretro-common from breaking on Haiku
HAVE_PHYSICAL_CDROM := 0
else
LIBDL := -ldl
endif
LIBM := -lm
MMAP_WIN32 = 0
EXTRA_LDFLAGS =
# select some defaults
ifneq (,$(findstring $(ARCH_DETECTED),arm aarch64))
DYNAREC = ari64
ifneq (,$(shell $(CC) -E -dD $(CFLAGS) include/arm_features.h | grep 'define __thumb__'))
# must disable thumb as ari64 can't handle it
CFLAGS += -marm
endif
ifneq (,$(shell $(CC) -E -dD $(CFLAGS) include/arm_features.h | grep 'HAVE_NEON32'))
BUILTIN_GPU = neon
endif
endif
ifneq (,$(filter $(ARCH_DETECTED),i686 x86_64 arm64 aarch64))
BUILTIN_GPU = neon
endif
# platform specific options
# Unix
ifeq ($(platform), unix)
TARGET := $(TARGET_NAME)_libretro.so
fpic := -fPIC
THREAD_RENDERING = 1
ifeq ($(shell uname),Linux)
LIGHTREC_CUSTOM_MAP := 1
endif
# ODROIDN2
else ifneq (,$(findstring CortexA73_G12B,$(platform)))
TARGET := $(TARGET_NAME)_libretro.so
fpic := -fPIC
ARCH = arm64
BUILTIN_GPU = neon
HAVE_NEON = 1
DYNAREC = ari64
CFLAGS += -fomit-frame-pointer -ffast-math -DARM
CFLAGS += -march=armv8-a+crc -mcpu=cortex-a73 -mtune=cortex-a73.cortex-a53
# ALLWINNER H5
else ifneq (,$(findstring h5,$(platform)))
TARGET := $(TARGET_NAME)_libretro.so
fpic := -fPIC
ARCH = arm64
BUILTIN_GPU = neon
HAVE_NEON = 1
DYNAREC = ari64
CFLAGS += -fomit-frame-pointer -ffast-math -DARM
CFLAGS += -march=armv8-a+crc -mcpu=cortex-a53 -mtune=cortex-a53
else ifeq ($(platform), linux-portable)
TARGET := $(TARGET_NAME)_libretro.so
fpic := -fPIC -nostdlib
EXTRA_LDFLAGS += -fPIC -nostdlib
LIBZ :=
LIBPTHREAD :=
LIBDL :=
LIBM :=
NO_UNDEF_CHECK = 1
LIGHTREC_CUSTOM_MAP := 1
# OS X
else ifeq ($(platform), osx)
DYNAREC := 0
TARGET := $(TARGET_NAME)_libretro.dylib
fpic := -fPIC
MACSOSVER = `sw_vers -productVersion | cut -d. -f 1`
OSXVER = `sw_vers -productVersion | cut -d. -f 2`
OSX_LT_MAVERICKS = `(( $(OSXVER) <= 9)) && echo "YES"`
ifeq ($(OSX_LT_MAVERICKS),YES)
fpic += -mmacosx-version-min=10.1
endif
CFLAGS += $(ARCHFLAGS)
CXXFLAGS += $(ARCHFLAGS)
LDFLAGS += $(ARCHFLAGS)
HAVE_PHYSICAL_CDROM = 0
FSECTIONS_LDFLAGS = -Wl,-dead_strip
GNU_LINKER = 0
# iOS
else ifneq (,$(findstring ios,$(platform)))
TARGET := $(TARGET_NAME)_libretro_ios.dylib
MINVERSION :=
ifeq ($(DYNAREC),lightrec)
# Override
DYNAREC := 0
endif
fpic := -fPIC
ifeq ($(IOSSDK),)
IOSSDK := $(shell xcodebuild -version -sdk iphoneos Path)
endif
CFLAGS += -DIOS
ifeq ($(platform),ios-arm64)
ARCH := arm64
BUILTIN_GPU = neon
HAVE_NEON = 1
DYNAREC = 0
else
ARCH := arm
HAVE_NEON = 1
HAVE_NEON_ASM = 1
BUILTIN_GPU = neon
CFLAGS += -marm -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon
ASFLAGS += -marm -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon
endif
HAVE_PHYSICAL_CDROM = 0
CC_AS = perl ./tools/gas-preprocessor.pl $(CC)
ifeq ($(platform),$(filter $(platform),ios9 ios-arm64))
MINVERSION = -miphoneos-version-min=8.0
else
MINVERSION = -miphoneos-version-min=5.0
endif
CFLAGS += $(MINVERSION)
FSECTIONS_LDFLAGS = -Wl,-dead_strip
GNU_LINKER = 0
else ifeq ($(platform), tvos-arm64)
TARGET := $(TARGET_NAME)_libretro_tvos.dylib
MINVERSION :=
ifeq ($(DYNAREC),lightrec)
# Override
DYNAREC := 0
endif
fpic := -fPIC
ifeq ($(IOSSDK),)
IOSSDK := $(shell xcodebuild -version -sdk appletvos Path)
endif
CFLAGS += -DIOS -DTVOS
ARCH := arm64
BUILTIN_GPU = neon
HAVE_NEON = 1
DYNAREC = 0
HAVE_PHYSICAL_CDROM = 0
CC_AS = perl ./tools/gas-preprocessor.pl $(CC)
MINVERSION = -mappletvos-version-min=11.0
CFLAGS += $(MINVERSION)
FSECTIONS_LDFLAGS = -Wl,-dead_strip
GNU_LINKER = 0
# Nintendo Switch (libnx)
else ifeq ($(platform), libnx)
TARGET := $(TARGET_NAME)_libretro_$(platform).a
ARCH := arm64
HAVE_VFS_FD = 0
CFLAGS += -O3 -fomit-frame-pointer -ffast-math -I$(DEVKITPRO)/libnx/include/ -fPIE
CFLAGS += -specs=$(DEVKITPRO)/libnx/switch.specs -DNO_DYLIB -D__arm64__ -D__ARM_NEON__
CFLAGS += -D__SWITCH__ -DSWITCH -DHAVE_LIBNX
CFLAGS += -DARM -D__aarch64__=1 -march=armv8-a -mtune=cortex-a57 -mtp=soft -DHAVE_INTTYPES -DLSB_FIRST -ffast-math -mcpu=cortex-a57+crc+fp+simd
CFLAGS += -ftree-vectorize
CFLAGS += -Ifrontend/switch
NO_POSIX_MEMALIGN := 1
NO_PTHREAD=1
NO_MMAP := 1 # for psxmem
LIBPTHREAD :=
WANT_ZLIB = 0
PARTIAL_LINKING = 1
BUILTIN_GPU = neon
HAVE_NEON = 1
DYNAREC = ari64
HAVE_PHYSICAL_CDROM = 0
# Lakka Switch (arm64)
else ifeq ($(platform), arm64)
TARGET := $(TARGET_NAME)_libretro.so
ARCH := arm64
BUILTIN_GPU = neon
HAVE_NEON = 1
DYNAREC = ari64
HAVE_PHYSICAL_CDROM = 0
fpic := -fPIC
CFLAGS := $(filter-out -O2, $(CFLAGS))
CFLAGS += -O3 -ftree-vectorize
# Lightweight PS3 Homebrew SDK
else ifeq ($(platform), psl1ght)
TARGET := $(TARGET_NAME)_libretro_psl1ght.a
CFLAGS += -DBLARGG_BIG_ENDIAN=1 -D__ppc__
CFLAGS += -DNO_DYLIB
NO_UNDEF_CHECK := 1
STATIC_LINKING := 1
NO_MMAP := 1
NO_PTHREAD := 1
LIBPTHREAD :=
LIBDL :=
NEED_SYSCONF := 1
HAVE_PHYSICAL_CDROM = 0
USE_ASYNC_CDROM = 0
# PSP
else ifeq ($(platform), psp1)
TARGET := $(TARGET_NAME)_libretro_psp1.a
CFLAGS += -DPSP -G0
HAVE_PHYSICAL_CDROM = 0
# Vita
else ifeq ($(platform), vita)
TARGET := $(TARGET_NAME)_libretro_vita.a
CFLAGS += -DVITA
CFLAGS += -mcpu=cortex-a9 -mtune=cortex-a9 -mfpu=neon -marm
CFLAGS += -fsingle-precision-constant -mword-relocations -fno-unwind-tables
CFLAGS += -fno-asynchronous-unwind-tables -ftree-vectorize
#CFLAGS += -funroll-loops # ~280K bloat
CFLAGS += -fno-optimize-sibling-calls # broken arm->thumb tailcalls?
CFLAGS += -I$(VITASDK)/include -Ifrontend/vita
CFLAGS += -DNO_DYLIB
CFLAGS_LAST += -O3
ASFLAGS += -mcpu=cortex-a9 -mtune=cortex-a9 -mfpu=neon
HAVE_NEON = 1
HAVE_NEON_ASM = 1
BUILTIN_GPU = neon
DYNAREC = ari64
ARCH = arm
PARTIAL_LINKING = 1
NO_MMAP := 1
NO_POSIX_MEMALIGN := 1
NDRC_THREAD := 0 # can't write to tc from thread
HAVE_PHYSICAL_CDROM = 0
EXTRA_EXTERN_SYMS += _newlib_vm_size_user
# CTR(3DS)
else ifeq ($(platform), ctr)
ifeq ($(strip $(CTRULIB)),)
$(error "CTRULIB env var is not set")
endif
TARGET := $(TARGET_NAME)_libretro_ctr.a
CFLAGS += -DARM11 -D_3DS -D__3DS__
CFLAGS += -DGPU_UNAI_USE_FLOATMATH -DGPU_UNAI_USE_FLOAT_DIV_MULTINV
CFLAGS += -march=armv6k -mtune=mpcore -mfloat-abi=hard -marm -mfpu=vfp -mtp=soft
CFLAGS += -mword-relocations
CFLAGS += -fomit-frame-pointer
CFLAGS_LAST += -O3
# CFLAGS += -funroll-loops # ~500K of bloat
CFLAGS += -Ifrontend/3ds -I$(CTRULIB)/include
CFLAGS += -Werror=implicit-function-declaration
CFLAGS += -Wno-format
CFLAGS += -DHAVE_UNISTD_H
CFLAGS += -DZ7_DECL_Int32_AS_long
CFLAGS += -DUSE_CTRULIB_2
CFLAGS += -DNO_DYLIB
OBJS += deps/arm-mem/memcpymove-v6l.o
OBJS += deps/arm-mem/memset-v6l.o
OBJS += frontend/3ds/utils.o
BUILTIN_GPU = unai
THREAD_RENDERING = 1
DYNAREC = ari64
ARCH = arm
HAVE_NEON = 0
PARTIAL_LINKING = 1
WANT_ZLIB = 0
NO_POSIX_MEMALIGN := 1
NO_MMAP := 1 # for psxmem
HAVE_PHYSICAL_CDROM = 0
# Xbox 360
else ifeq ($(platform), xenon)
TARGET := $(TARGET_NAME)_libretro_xenon360.a
CFLAGS += -D__LIBXENON__ -m32 -D__ppc__
HAVE_PHYSICAL_CDROM = 0
# Nintendo GC/Wii/WiiU
else ifneq (,$(filter $(platform),ngc wii wiiu))
TARGET := $(TARGET_NAME)_libretro_$(platform).a
ifeq ($(platform), ngc)
CFLAGS += -DHW_DOL -mogc
NEED_SYSCONF := 1
else ifeq ($(platform), wii)
CFLAGS += -DHW_RVL -mrvl
NEED_SYSCONF := 1
else ifeq ($(platform), wiiu)
# -mwup was removed in newer devkitPPC versions
CFLAGS += -DHW_WUP
CFLAGS += -I frontend/wiiu
CFLAGS += -DZ7_DECL_Int32_AS_long
CFLAGS += -Wno-format
LIGHTREC_CUSTOM_MAP := 1
LIGHTREC_CUSTOM_MAP_OBJ := libpcsxcore/lightrec/mem_wiiu.o
LIGHTREC_CODE_INV := 1
endif
ARCH = powerpc
BUILTIN_GPU = peops
CFLAGS += -D__ppc__ -D__powerpc__
CFLAGS += -DGEKKO -mcpu=750 -meabi -mhard-float
CFLAGS += -DNO_DYLIB
STATIC_LINKING := 1
THREAD_RENDERING := 0
NO_PTHREAD := 1
NO_MMAP := 1
NO_POSIX_MEMALIGN := 1
LIBDL :=
LIBPTHREAD :=
LIBRT :=
HAVE_PHYSICAL_CDROM = 0
USE_ASYNC_CDROM = 0
# QNX
else ifeq ($(platform), qnx)
TARGET := $(TARGET_NAME)_libretro_qnx.so
fpic := -fPIC
HAVE_NEON = 1
HAVE_NEON_ASM = 1
DYNAREC = ari64
BUILTIN_GPU = neon
ARCH = arm
CFLAGS += -D__BLACKBERRY_QNX__ -marm -mcpu=cortex-a9 -mtune=cortex-a9 -mfpu=neon -mfloat-abi=softfp
ASFLAGS += -mcpu=cortex-a9 -mfpu=neon -mfloat-abi=softfp
MAIN_LDLIBS += -lsocket
LIBPTHREAD :=
LIBDL :=
LIBM :=
HAVE_PHYSICAL_CDROM = 0
#Raspberry Pi 1
else ifeq ($(platform), rpi1)
TARGET := $(TARGET_NAME)_libretro.so
fpic := -fPIC
CFLAGS += -marm -mcpu=arm1176jzf-s -mfpu=vfp -mfloat-abi=hard
ASFLAGS += -mcpu=arm1176jzf-s -mfpu=vfp -mfloat-abi=hard
HAVE_NEON = 0
ARCH = arm
BUILTIN_GPU = unai
DYNAREC = ari64
#Raspberry Pi 2
else ifeq ($(platform), rpi2)
TARGET := $(TARGET_NAME)_libretro.so
fpic := -fPIC
CFLAGS += -marm -mcpu=cortex-a7 -mfpu=neon-vfpv4 -mfloat-abi=hard
ASFLAGS += -mcpu=cortex-a7 -mfpu=neon-vfpv4 -mfloat-abi=hard
HAVE_NEON = 1
HAVE_NEON_ASM = 1
ARCH = arm
BUILTIN_GPU = neon
DYNAREC = ari64
#Raspberry Pi 3
else ifeq ($(platform), rpi3)
TARGET := $(TARGET_NAME)_libretro.so
fpic := -fPIC
CFLAGS += -marm -mcpu=cortex-a53 -mfpu=neon-fp-armv8 -mfloat-abi=hard
ASFLAGS += -mcpu=cortex-a53 -mfpu=neon-fp-armv8 -mfloat-abi=hard
HAVE_NEON = 1
HAVE_NEON_ASM = 1
ARCH = arm
BUILTIN_GPU = neon
DYNAREC = ari64
#Raspberry Pi 3 with a 64bit GNU/Linux OS
else ifeq ($(platform), rpi3_64)
TARGET := $(TARGET_NAME)_libretro.so
ARCH := arm64
BUILTIN_GPU = neon
HAVE_NEON = 1
DYNAREC = ari64
fpic := -fPIC
CFLAGS += -march=armv8-a+crc+simd -mtune=cortex-a53 -ftree-vectorize
#Raspberry Pi 4 with a 32bit GNU/Linux OS
else ifeq ($(platform), rpi4)
TARGET := $(TARGET_NAME)_libretro.so
fpic := -fPIC
CFLAGS += -marm -mcpu=cortex-a72 -mfpu=neon-fp-armv8 -mfloat-abi=hard
ASFLAGS += -mcpu=cortex-a72 -mfpu=neon-fp-armv8 -mfloat-abi=hard
HAVE_NEON = 1
HAVE_NEON_ASM = 1
ARCH = arm
BUILTIN_GPU = neon
DYNAREC = ari64
#Raspberry Pi 4 with a 64bit GNU/Linux OS
else ifeq ($(platform), rpi4_64)
TARGET := $(TARGET_NAME)_libretro.so
ARCH := arm64
BUILTIN_GPU = neon
HAVE_NEON = 1
DYNAREC = ari64
fpic := -fPIC
CFLAGS += -march=armv8-a+crc+simd -mtune=cortex-a72 -ftree-vectorize
# Classic Platforms ####################
# Platform affix = classic_<ISA>_<µARCH>
# Help at https://modmyclassic.com/comp
# (armv7 a7, hard point, neon based) ###
# NESC, SNESC, C64 mini
else ifeq ($(platform), classic_armv7_a7)
TARGET := $(TARGET_NAME)_libretro.so
fpic := -fPIC
CFLAGS += -Ofast \
-flto=auto -fuse-linker-plugin \
-fno-stack-protector -fno-ident -fomit-frame-pointer \
-falign-functions=1 -falign-jumps=1 -falign-loops=1 \
-fno-unwind-tables -fno-asynchronous-unwind-tables -fno-unroll-loops \
-fmerge-all-constants -fno-math-errno \
-marm -mtune=cortex-a7 -mfpu=neon-vfpv4 -mfloat-abi=hard
CXXFLAGS += $(CFLAGS)
CPPFLAGS += $(CFLAGS)
ASFLAGS += $(CFLAGS)
HAVE_NEON = 1
HAVE_NEON_ASM = 1
ARCH = arm
BUILTIN_GPU = neon
DYNAREC = ari64
ifeq ($(shell echo `$(CC) -dumpversion` "< 4.9" | bc -l), 1)
CFLAGS += -march=armv7-a
else
CFLAGS += -march=armv7ve
# If gcc is 5.0 or later
ifeq ($(shell echo `$(CC) -dumpversion` ">= 5" | bc -l), 1)
LDFLAGS += -static-libgcc -static-libstdc++
endif
endif
# (armv8 a35, hard point, neon based) ###
# PlayStation Classic
else ifeq ($(platform), classic_armv8_a35)
TARGET := $(TARGET_NAME)_libretro.so
fpic := -fPIC
CFLAGS += -Ofast \
-fmerge-all-constants -fno-math-errno \
-fno-stack-protector -fomit-frame-pointer \
-marm -mcpu=cortex-a35 -mtune=cortex-a35 -mfpu=neon-fp-armv8 -mfloat-abi=hard
HAVE_NEON = 1
HAVE_NEON_ASM = 1
ARCH = arm
BUILTIN_GPU = neon
DYNAREC = ari64
LDFLAGS += -static-libgcc -static-libstdc++ -fPIC
#######################################
# ARM
else ifneq (,$(findstring armv,$(platform)))
TARGET := $(TARGET_NAME)_libretro.so
fpic := -fPIC
HAVE_NEON = 0
BUILTIN_GPU = peops
ifneq (,$(findstring cortexa8,$(platform)))
CFLAGS += -mcpu=cortex-a8
ASFLAGS += -mcpu=cortex-a8
else ifneq (,$(findstring cortexa7,$(platform)))
CFLAGS += -mcpu=cortex-a7
ASFLAGS += -mcpu=cortex-a7
LIBZ :=
else ifneq (,$(findstring cortexa9,$(platform)))
CFLAGS += -mcpu=cortex-a9
ASFLAGS += -mcpu=cortex-a9
endif
CFLAGS += -marm
ifneq (,$(findstring neon,$(platform)))
CFLAGS += -mfpu=neon
ASFLAGS += -mfpu=neon
HAVE_NEON = 1
HAVE_NEON_ASM = 1
BUILTIN_GPU = neon
endif
ifneq (,$(findstring softfloat,$(platform)))
CFLAGS += -mfloat-abi=softfp
ASFLAGS += -mfloat-abi=softfp
else ifneq (,$(findstring hardfloat,$(platform)))
CFLAGS += -mfloat-abi=hard
ASFLAGS += -mfloat-abi=hard
endif
ARCH = arm
DYNAREC = ari64
else ifeq ($(platform), miyoo)
TARGET := $(TARGET_NAME)_libretro.so
fpic := -fPIC
CFLAGS += -mcpu=arm926ej-s -fsingle-precision-constant
CFLAGS += -DGPU_UNAI_USE_INT_DIV_MULTINV -D_MIYOO
ARCH = arm
BUILTIN_GPU = unai
DYNAREC = ari64
HAVE_NEON = 0
# Emscripten
else ifeq ($(platform), emscripten)
TARGET := $(TARGET_NAME)_libretro_$(platform).bc
pthread ?= 0
fpic := -fPIC
NO_MMAP = 1
# we can use -lz for emscripten's built-in zlib port
WANT_ZLIB=0
CFLAGS += -DNO_DYLIB -DNO_SOCKET
CFLAGS += -msimd128 -ftree-vectorize
# when compiling with pthreads...
ifneq ($(pthread), 0)
# use -lpthread
LIBPTHREAD := -lpthread
NO_PTHREAD=0
# but we don't want to include libretro-common's rthread object files here
USE_RTHREADS=0
USE_ASYNC_CDROM=0
# so we disable some uses of threads within pcsx_rearmed.
# is this a good solution? I don't know!
else
LIBPTHREAD :=
USE_RTHREADS=0
USE_ASYNC_CDROM=0
NO_PTHREAD=1
endif
DYNAREC =
STATIC_LINKING = 1
HAVE_PHYSICAL_CDROM = 0
# Windows
else
TARGET := $(TARGET_NAME)_libretro.dll
PLATFORM = libretro
MAIN_LDFLAGS += -static-libgcc -static-libstdc++
ifneq ($(DEBUG),1)
MAIN_LDFLAGS += -s
endif
CFLAGS += -D__WIN32__ -DNO_DYLIB
MMAP_WIN32=1
NO_PTHREAD=1
MAIN_LDLIBS += -lws2_32
LIBPTHREAD :=
LIBDL :=
LIBM :=
USE_LIBRETRO_VFS = 1
endif
CFLAGS += $(fpic)
MAIN_LDFLAGS += -shared
MAIN_LDLIBS += $(LIBPTHREAD) $(LIBM) $(LIBDL) $(LIBZ)
# enable large file support if available
ifeq ($(shell $(CC) -E -dD $(CFLAGS) include/arm_features.h | grep __SIZEOF_LONG__ | awk '{print $$3}'),4)
CFLAGS += -D_FILE_OFFSET_BITS=64
endif
# try to autodetect stuff for the lazy
ifndef ARCH
ARCH = $(ARCH_DETECTED)
endif
ifndef HAVE_NEON_ASM
# asm for 32bit only
HAVE_NEON_ASM = $(shell $(CC) -E -dD $(CFLAGS) include/arm_features.h | grep -q HAVE_NEON32 && echo 1 || echo 0)
endif
ifeq ($(NO_UNDEF_CHECK)$(shell $(LD) -v 2> /dev/null | awk '{print $$1}'),GNU)
ifeq (,$(findstring $(platform),win32))
MAIN_LDFLAGS += -Wl,-version-script=frontend/libretro-version-script
endif
MAIN_LDFLAGS += -Wl,--no-undefined
endif
ifdef ALLOW_LIGHTREC_ON_ARM
CFLAGS += -DALLOW_LIGHTREC_ON_ARM
endif
ifeq ($(BUILTIN_GPU),neon)
ifneq (,$(findstring $(ARCH),x86 i686))
CFLAGS_GPU_NEON ?= -msse2 # required
endif
ifeq ($(ARCH),x86_64)
CFLAGS_GPU_NEON ?= -mssse3 # optional, for more perf
endif
CFLAGS += $(CFLAGS_GPU_NEON)
endif
TARGET ?= libretro.so
PLATFORM = libretro
BUILTIN_GPU ?= peops
SOUND_DRIVERS = libretro
PLUGINS =
NO_CONFIG_MAK = yes
$(info TARGET: $(TARGET))
$(info platform: $(platform))
$(info ARCH: $(ARCH))
$(info DYNAREC: $(DYNAREC))
$(info BUILTIN_GPU: $(BUILTIN_GPU))
$(info CC: $(CC) : $(shell $(CC) --version | head -1))
$(info CFLAGS: $(CFLAGS))
$(info MAIN_LDLIBS: $(MAIN_LDLIBS))
$(info )
include Makefile
# no special AS needed for gpu_neon
plugins/gpu_neon/psx_gpu/psx_gpu_arm_neon.o: plugins/gpu_neon/psx_gpu/psx_gpu_arm_neon.S
$(CC) $(CFLAGS) -c $^ -o $@
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